Respuesta :
Answer: The Parathyroid hormone PTH regulates the calcium level by its regulatory effects on bone, kidney and intestine. ALL OPTIONS are correct.
Explanation:
Parathyroid hormone PTH increases the blood calcium level by breaking down the bone and resulting to the release calcium. Parathyroid hormone raises the ability of the body to absorb calcium from foods.
It regulates osteclast proliferation, it regulates the calcium levels in the kidney, bone and intestine.